Answer:
Step-by-step explanation:
[tex]\frac{x-2}{5} =y[/tex]
[tex]f(\frac{x-2}{5} )[/tex]
[tex]=5(\frac{x-2}{5})+2[/tex]
=x
[tex]f^{-1} (5x+2)[/tex]
[tex]=(\frac{5x+2-2}{5})\\[/tex]
